228889310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 456503040

約数和(自身を除く): 227613730

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 89, 130, 146, 178, 271, 365, 445, 542, 730, 890, 949, 1157, 1355, 1898, 2314, 2710, 3523, 4745, 5785, 6497, 7046, 9490, 11570, 12994, 17615, 19783, 24119, 32485, 35230, 39566, 48238, 64970, 84461, 98915, 120595, 168922, 197830, 241190, 257179, 313547, 422305, 514358, 627094, 844610, 1285895, 1567735, 1760687, 2571790, 3135470, 3521374, 8803435, 17606870, 22888931, 45777862, 114444655, 228889310]

約数ペア:

[(1, 228889310), (2, 114444655), (5, 45777862), (10, 22888931), (13, 17606870), (26, 8803435), (65, 3521374), (73, 3135470), (89, 2571790), (130, 1760687), (146, 1567735), (178, 1285895), (271, 844610), (365, 627094), (445, 514358), (542, 422305), (730, 313547), (890, 257179), (949, 241190), (1157, 197830), (1355, 168922), (1898, 120595), (2314, 98915), (2710, 84461), (3523, 64970), (4745, 48238), (5785, 39566), (6497, 35230), (7046, 32485), (9490, 24119), (11570, 19783), (12994, 17615)]